Trapper John McIntyre is a fictional character from the television series M*A*S*H, which aired from 1972 to 1983. He is portrayed as a skilled and laid-back surgeon serving in a mobile army surgical hospital during the Korean War. The character is known for his love of fishing and his easygoing personality, often providing comic relief amidst the serious backdrop of war. The character was originally played by Wayne Rogers in the series and later by Mike Farrell in the spin-off show, Trapper John, M.D., which ran from 1979 to 1986. Trapper John is depicted as a compassionate doctor who values friendship and camaraderie, often working alongside his fellow surgeons, including Hawkeye Pierce.